"What can I do now to prevent a future without Kakeru?" In the spring of my second year of high school, I received a letter from "myself", ten years in the future. It urged the 16-year-old me to take action so I wouldn't have the same regrets...

Hiroshi Hamasaki (Steins;Gate, TerraFormars) directs the TMS ENTERTAINMENT / Telecom Animation Film production with Yuko Kakihara (Chihayafuru 2 and Persona4 the ANIMATION) writing the script and Nobuteru Yuki (Kids on the Slope, Yamato 2199) on character designs.

Kakeru Naruse: Seiichirō Yamashita

Hiroto Suwa: Makoto Furukawa

Saku Hagita: Kazuyuki Okitsu

Naho Takamiya -Kana Hanazawa

Azusa Murasaka - Natsumi Takamori

Takako Chino - Rika Kinugawa

The series also offered a look at Hiroaki Tsutsumi preparing the soundtrack